IT1084913B - BALLAST CIRCUIT WITH TUNED OSCILLATOR - Google Patents

BALLAST CIRCUIT WITH TUNED OSCILLATOR

Info

Publication number
IT1084913B
IT1084913B IT21417/77A IT2141777A IT1084913B IT 1084913 B IT1084913 B IT 1084913B IT 21417/77 A IT21417/77 A IT 21417/77A IT 2141777 A IT2141777 A IT 2141777A IT 1084913 B IT1084913 B IT 1084913B
Authority
IT
Italy
Prior art keywords
ballast circuit
tuned oscillator
tuned
oscillator
ballast
Prior art date
Application number
IT21417/77A
Other languages
Italian (it)
Original Assignee
Gte Sylvania Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gte Sylvania Inc filed Critical Gte Sylvania Inc
Application granted granted Critical
Publication of IT1084913B publication Critical patent/IT1084913B/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
    • H02M7/42—Conversion of DC power input into AC power output without possibility of reversal
    • H02M7/44—Conversion of DC power input into AC power output without possibility of reversal by static converters
    • H02M7/48—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/53—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/537—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
    • H02M7/5383—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a self-oscillating arrangement
    • H02M7/53846—Control circuits
    • H02M7/53862—Control circuits using transistor type converters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M5/00—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/40—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into DC
    • H02M5/42—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into DC by static converters
    • H02M5/44—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC
    • H02M5/453—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M5/458—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
    • H02M7/42—Conversion of DC power input into AC power output without possibility of reversal
    • H02M7/44—Conversion of DC power input into AC power output without possibility of reversal by static converters
    • H02M7/48—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/53—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/537—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
    • H02M7/538—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a push-pull configuration
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
    • H02M7/42—Conversion of DC power input into AC power output without possibility of reversal
    • H02M7/44—Conversion of DC power input into AC power output without possibility of reversal by static converters
    • H02M7/48—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/53—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/537—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
    • H02M7/5383—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a self-oscillating arrangement
    • H02M7/53846—Control circuits
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/26—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC
    • H05B41/28—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters
    • H05B41/282—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices
    • H05B41/285—Arrangements for protecting lamps or circuits against abnormal operating conditions
    • H05B41/2851—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
    • H05B41/2855—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal lamp operating conditions
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/02—High frequency starting operation for fluorescent lamp
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/05—Starting and operating circuit for fluorescent lamp

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
IT21417/77A 1976-03-19 1977-03-21 BALLAST CIRCUIT WITH TUNED OSCILLATOR IT1084913B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/668,485 US4045711A (en) 1976-03-19 1976-03-19 Tuned oscillator ballast circuit

Publications (1)

Publication Number Publication Date
IT1084913B true IT1084913B (en) 1985-05-28

Family

ID=24682486

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21417/77A IT1084913B (en) 1976-03-19 1977-03-21 BALLAST CIRCUIT WITH TUNED OSCILLATOR

Country Status (7)

Country Link
US (1) US4045711A (en)
JP (1) JPS52113577A (en)
BE (1) BE852598A (en)
CA (1) CA1079344A (en)
DE (1) DE2710036A1 (en)
IT (1) IT1084913B (en)
NL (1) NL7701676A (en)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4075476A (en) * 1976-12-20 1978-02-21 Gte Sylvania Incorporated Sinusoidal wave oscillator ballast circuit
US4109307A (en) * 1977-05-04 1978-08-22 Gte Sylvania Incorporated High power factor conversion circuitry
US4127795A (en) * 1977-08-19 1978-11-28 Gte Sylvania Incorporated Lamp ballast circuit
FR2400819A1 (en) * 1977-08-17 1979-03-16 Gte Sylvania Inc Fluorescent lamp electric current supply unit - generates HF interrupted DC with Zener protection against transient currents
US4127893A (en) * 1977-08-17 1978-11-28 Gte Sylvania Incorporated Tuned oscillator ballast circuit with transient compensating means
US5469028A (en) * 1978-03-20 1995-11-21 Nilssen; Ole K. Electronic ballast drawing sinusoidal line current
US4857806A (en) * 1980-08-14 1989-08-15 Nilssen Ole K Self-ballasted screw-in fluorescent lamp
US4276496A (en) * 1978-06-13 1981-06-30 Arena Ochoa Guido Gas discharge lamp employing a pulse generator with a double stage amplification circuit
DE2954614C2 (en) * 1979-10-16 1989-10-19 Patent-Treuhand-Gesellschaft Fuer Elektrische Gluehlampen Mbh, 8000 Muenchen, De
DE2941822A1 (en) * 1979-10-16 1981-04-30 Patra Patent Treuhand Ballast arrangement for operating low-pressure discharge lamps
US4469988A (en) * 1980-06-23 1984-09-04 Cronin Donald L Electronic ballast having emitter coupled transistors and bias circuit between secondary winding and the emitters
US4508996A (en) * 1980-06-23 1985-04-02 Brigham Young University High frequency supply system for gas discharge lamps and electronic ballast therefor
USRE33057E (en) * 1980-06-23 1989-09-12 Brigham Young University High frequency supply system for gas discharge lamps and electronic ballast therefor
US5343124A (en) * 1980-08-14 1994-08-30 Nilssen Ole K Shock-hazard-free lighting means
US6211625B1 (en) * 1980-08-14 2001-04-03 Ole K. Nilssen Electronic ballast with over-voltage protection
DE3112499A1 (en) * 1981-03-30 1982-10-14 Patra Patent Treuhand Ballast arrangement for operating low-pressure discharge lamps
US4459516A (en) * 1981-07-06 1984-07-10 Zelina William B Line operated fluorescent lamp inverter ballast
US4424468A (en) 1981-07-06 1984-01-03 Zelina Francis J Inverter ballast circuit with shoot through prevention, auto transformer coupling and overload prevention
GB2124042B (en) * 1982-06-01 1986-10-01 Control Logic Reduction of harmonics in gas discharge lamp ballasts
US4928039A (en) * 1984-12-04 1990-05-22 Nilssen Ole K Electronic ballast with lamp pre-conditioning
US4506195A (en) * 1983-02-04 1985-03-19 North American Philips Lighting Corporation Apparatus for operating HID lamp at high frequency with high power factor and for providing standby lighting
US4503362A (en) * 1983-06-01 1985-03-05 Intent Patent A.G. Frequency stabilized, gain controlled ballast system
US4609852A (en) * 1983-08-12 1986-09-02 Iota Engineering Co. Lamp ballast with near unity power factor and low harmonic content
US4538094A (en) * 1983-08-12 1985-08-27 Iota Engineering Co. Lamp ballast with near unity power factor and low harmonic content
FI68935C (en) * 1983-09-06 1985-11-11 Helvar Oy INVERTER CRACK MED EN CONTROL SCREW FOR EFFECTIVE TRANSISTOR STYRNING TILL ETT SLUTARLAEGE
JPH07105272B2 (en) * 1983-10-19 1995-11-13 日立照明株式会社 Separately excited inverter type discharge lamp lighting device
US4572990A (en) * 1983-11-23 1986-02-25 International Energy Conservation Systems Electronic transformer system for neon lamps
DE3405833A1 (en) * 1984-02-17 1985-08-22 Siemens Ag CIRCUIT ARRANGEMENT FOR A LOCKING CONVERTER SWITCHING POWER SUPPLY
US4652797A (en) * 1985-01-22 1987-03-24 Nilssen Ole K Electronic ballast with high power factor
US4641061A (en) * 1985-04-22 1987-02-03 Emerson Electric Co. Solid state ballast for gaseous discharge lamps
US4888525A (en) * 1985-05-17 1989-12-19 Nilssen Ole K Sun tanning apparatus having electronic operating system
US4684850A (en) * 1985-09-23 1987-08-04 Stevens Carlile R Variable frequency bridge inverter for driving gas discharge lamps
US5004959A (en) * 1986-04-21 1991-04-02 Nilssen Ole K Fluorescent lamp ballast with adjustable lamp current
KR930004412B1 (en) * 1988-05-13 1993-05-27 한림전자기업 주식회사 Fluorescent lamp electronic ballast
US5019959A (en) * 1988-09-19 1991-05-28 Innovative Controls, Inc. Ballast circuit
US5021717A (en) * 1989-10-02 1991-06-04 Nilssen Ole K Operating system for multiple fluorescent lamps
DE4120269C2 (en) * 1991-06-19 1995-12-07 Siemens Ag Inverter for igniting and operating a discharge lamp with heated electrodes
US5374875A (en) * 1993-02-16 1994-12-20 Motorola Lighting, Inc. High-power factor circuit for energizing gas discharge lamps
US5416388A (en) * 1993-12-09 1995-05-16 Motorola Lighting, Inc. Electronic ballast with two transistors and two transformers
US6057652A (en) * 1995-09-25 2000-05-02 Matsushita Electric Works, Ltd. Power supply for supplying AC output power
US8736189B2 (en) * 2006-12-23 2014-05-27 Fulham Company Limited Electronic ballasts with high-frequency-current blocking component or positive current feedback

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB909969A (en) * 1958-07-26
US3611021A (en) * 1970-04-06 1971-10-05 North Electric Co Control circuit for providing regulated current to lamp load
US3754160A (en) * 1971-10-28 1973-08-21 Radiant Ind Inc Four-lamp driver circuit for fluorescent lamps
US3758841A (en) * 1971-11-11 1973-09-11 Gen Motors Corp Dc to ac static power converter with short circuit protection
US3723848A (en) * 1972-04-17 1973-03-27 Martin Marietta Corp Electrical power inverter with sinusoidal output
US3753076A (en) * 1972-04-27 1973-08-14 Lighting Systems Inc Inverter circuit and switching means
US3769545A (en) * 1972-05-25 1973-10-30 Kodan Inc Circuit arrangement for operating electric arc discharge devices
US3889153A (en) * 1973-10-01 1975-06-10 Iota Engineering Inc Power source for fluorescent lamps and the like

Also Published As

Publication number Publication date
NL7701676A (en) 1977-09-21
US4045711A (en) 1977-08-30
DE2710036A1 (en) 1977-09-29
JPS52113577A (en) 1977-09-22
CA1079344A (en) 1980-06-10
BE852598A (en) 1977-07-18

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